Safety cuff



FIG. 1 is a perspective view of the design of this invention;

FIG. 2 is a top view;

FIG. 3 is a side view;

FIG. 4 is a front view;

FIG. 5 is a bottom view;

FIG. 6 is a second side view;

FIG. 7 is a rear view; and,

FIG. 8 is a view denoting the nature and environmental use of the design.

The broken lines represent environment and form no part of the claimed design. 

CLAIM The ornamental design for a safety cuff, as shown and described. 